! Started logfile: J0825+0309_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:53:13 2013 obs J0825+0309_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0825+0309_X_2001_03_12_pus_uva.fits ! AN table 1: 87 integrations on 136 of 136 possible baselines. ! AN table 2: 50 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0940318 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0825+0309 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1753 lines of history. ! ! Reading 7008 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0825+0309_X_2001_03_12_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1042 telescope corrections were flagged in sub-array 1. ! A total of 817 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1040 telescope corrections were flagged in sub-array 1. ! A total of 817 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1059 telescope corrections were flagged in sub-array 1. ! A total of 817 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1073 telescope corrections were flagged in sub-array 1. ! A total of 817 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.459591Jy sigma=0.004125 ! Fit after self-cal, rms=0.223263Jy sigma=0.001929 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.08% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5117 mas, bmaj=1.508 mas, bpa=-2.497 degrees ! Estimated noise=1716.99 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.692229 Jy ! Component: 100 - total flux cleaned = 0.850421 Jy ! Total flux subtracted in 100 components = 0.850421 Jy ! Clean residual min=-0.026317 max=0.063643 Jy/beam ! Clean residual mean=-0.000136 rms=0.008047 Jy/beam ! Combined flux in latest and established models = 0.850421 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.850421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222496Jy sigma=0.001960 ! Fit after self-cal, rms=0.222384Jy sigma=0.001959 ! Inverting map ! Your choice of large map pixels excluded 4.08% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (0.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0713691 Jy ! Component: 100 - total flux cleaned = 0.115115 Jy ! Total flux subtracted in 100 components = 0.115115 Jy ! Clean residual min=-0.018829 max=0.036905 Jy/beam ! Clean residual mean=-0.000075 rms=0.005430 Jy/beam ! Combined flux in latest and established models = 0.965537 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 0.965537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183860Jy sigma=0.001546 ! Fit after self-cal, rms=0.183124Jy sigma=0.001540 ! Inverting map ! Your choice of large map pixels excluded 4.08% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (1.4, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0367383 Jy ! Component: 100 - total flux cleaned = 0.0630892 Jy ! Total flux subtracted in 100 components = 0.0630892 Jy ! Clean residual min=-0.015380 max=0.027318 Jy/beam ! Clean residual mean=-0.000038 rms=0.004386 Jy/beam ! Combined flux in latest and established models = 1.02863 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 1.02863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170393Jy sigma=0.001399 ! Fit after self-cal, rms=0.169868Jy sigma=0.001395 ! Inverting map ! Your choice of large map pixels excluded 4.08% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.08% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5909 mas, bmaj=2.012 mas, bpa=-2.92 degrees ! Estimated noise=1019.89 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0391826 Jy ! Component: 100 - total flux cleaned = 0.0641737 Jy ! Component: 150 - total flux cleaned = 0.0813686 Jy ! Component: 200 - total flux cleaned = 0.0935321 Jy ! Total flux subtracted in 200 components = 0.0935321 Jy ! Clean residual min=-0.011991 max=0.016563 Jy/beam ! Clean residual mean=0.000040 rms=0.003169 Jy/beam ! Combined flux in latest and established models = 1.12216 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 83 components and 1.12216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160554Jy sigma=0.001278 ! Fit after self-cal, rms=0.159973Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 4.08% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HH 0.96 HN 1.07 ! KK 0.96 KP 1.02 LA 1.00 MA 1.26 ! MC 0.95 MK 0.99 NL 0.99 ON 0.85 ! OV 0.96 PT 0.95 SC 1.11 TS 1.02 ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HH 0.93 HN 1.05 ! KK 0.95 KP 0.98 LA 0.99 MA 1.06 ! MC 1.02 MK 0.98 NL 0.96 ON 0.90 ! OV 0.97 PT 1.00 SC 1.11 TS 1.02 ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HH 0.96 HN 1.05 ! KK 1.02 KP 0.94 LA 1.01 MA 1.04 ! MC 1.15 MK 0.99 NL 0.99 ON 0.90 ! OV 0.99 PT 1.03 SC 1.14 TS 0.99 ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HH 0.83 HN 1.07 ! KK 0.98 KP 0.96 LA 0.98 MA 1.19 ! MC 1.05 MK 1.02 NL 1.00 ON 0.94 ! OV 0.97 PT 1.02 SC 1.18 TS 1.00 ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Fit before self-cal, rms=0.159973Jy sigma=0.001273 ! Fit after self-cal, rms=0.145589Jy sigma=0.001212 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5922 mas, bmaj=2.081 mas, bpa=-2.777 degrees ! Estimated noise=1019.6 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654736 Jy ! Component: 100 - total flux cleaned = 0.00765519 Jy ! Component: 150 - total flux cleaned = 0.00787628 Jy ! Component: 200 - total flux cleaned = 0.0078784 Jy ! Total flux subtracted in 200 components = 0.0078784 Jy ! Clean residual min=-0.007982 max=0.008580 Jy/beam ! Clean residual mean=0.000063 rms=0.002159 Jy/beam ! Combined flux in latest and established models = 1.13004 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 1.13004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144732Jy sigma=0.001204 ! Fit after self-cal, rms=0.144678Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144678Jy sigma=0.001203 ! Fit after self-cal, rms=0.141986Jy sigma=0.001180 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5912 mas, bmaj=2.079 mas, bpa=-2.829 degrees ! Estimated noise=1019.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00632066 Jy ! Component: 100 - total flux cleaned = 0.00711394 Jy ! Component: 150 - total flux cleaned = 0.00710626 Jy ! Component: 200 - total flux cleaned = 0.00710272 Jy ! Total flux subtracted in 200 components = 0.00710272 Jy ! Clean residual min=-0.005292 max=0.006108 Jy/beam ! Clean residual mean=0.000028 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 1.13714 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 104 components and 1.13714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141506Jy sigma=0.001175 ! Fit after self-cal, rms=0.141445Jy sigma=0.001175 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000795831 Jy ! Component: 100 - total flux cleaned = 0.000796863 Jy ! Component: 150 - total flux cleaned = 0.00100795 Jy ! Component: 200 - total flux cleaned = 0.00100554 Jy ! Total flux subtracted in 200 components = 0.00100554 Jy ! Clean residual min=-0.005309 max=0.005612 Jy/beam ! Clean residual mean=0.000030 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 1.13814 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 109 components and 1.13814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141278Jy sigma=0.001173 ! Fit after self-cal, rms=0.141267Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141267Jy sigma=0.001173 ! Fit after self-cal, rms=0.141175Jy sigma=0.001172 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5912 mas, bmaj=2.079 mas, bpa=-2.851 degrees ! Estimated noise=1019.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222651 Jy ! Component: 100 - total flux cleaned = 0.00244241 Jy ! Component: 150 - total flux cleaned = 0.00253822 Jy ! Component: 200 - total flux cleaned = 0.00270183 Jy ! Total flux subtracted in 200 components = 0.00270183 Jy ! Clean residual min=-0.005456 max=0.005604 Jy/beam ! Clean residual mean=0.000022 rms=0.001362 Jy/beam ! Combined flux in latest and established models = 1.14085 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 1.14085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141043Jy sigma=0.001171 ! Fit after self-cal, rms=0.141041Jy sigma=0.001170 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000499607 Jy ! Component: 100 - total flux cleaned = 0.000578271 Jy ! Component: 150 - total flux cleaned = 0.000718495 Jy ! Component: 200 - total flux cleaned = 0.000782394 Jy ! Total flux subtracted in 200 components = 0.000782394 Jy ! Clean residual min=-0.005446 max=0.005594 Jy/beam ! Clean residual mean=0.000023 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 1.14163 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 116 components and 1.14163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140962Jy sigma=0.001170 ! Fit after self-cal, rms=0.140960Jy sigma=0.001170 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140960Jy sigma=0.001170 ! Fit after self-cal, rms=0.141035Jy sigma=0.001170 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=2.456 mas, bmaj=3.491 mas, bpa=4.393 degrees ! Estimated noise=1416.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186859 Jy ! Component: 100 - total flux cleaned = 0.00245569 Jy ! Component: 150 - total flux cleaned = 0.00252942 Jy ! Component: 200 - total flux cleaned = 0.00255269 Jy ! Total flux subtracted in 200 components = 0.00255269 Jy ! Clean residual min=-0.006170 max=0.006280 Jy/beam ! Clean residual mean=0.000054 rms=0.001845 Jy/beam ! Combined flux in latest and established models = 1.14418 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 121 components and 1.14418 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141020Jy sigma=0.001169 ! Fit after self-cal, rms=0.141024Jy sigma=0.001169 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192032 Jy ! Component: 100 - total flux cleaned = 0.000242812 Jy ! Component: 150 - total flux cleaned = 0.000241275 Jy ! Component: 200 - total flux cleaned = 0.000240545 Jy ! Total flux subtracted in 200 components = 0.000240545 Jy ! Clean residual min=-0.006143 max=0.006295 Jy/beam ! Clean residual mean=0.000055 rms=0.001846 Jy/beam ! Combined flux in latest and established models = 1.14442 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 122 components and 1.14442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141012Jy sigma=0.001169 ! Fit after self-cal, rms=0.141011Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5912 mas, bmaj=2.078 mas, bpa=-2.861 degrees ! Estimated noise=1020.06 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5912 x 2.078 at -2.861 degrees (North through East) ! Clean map min=-0.0047005 max=0.89403 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141011Jy sigma=0.001169 ! Fit after self-cal, rms=0.127052Jy sigma=0.001076 ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5911 mas, bmaj=2.075 mas, bpa=-2.865 degrees ! Estimated noise=1020.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000447729 Jy ! Component: 100 - total flux cleaned = 0.000448468 Jy ! Component: 150 - total flux cleaned = 0.000450192 Jy ! Component: 200 - total flux cleaned = 0.000451458 Jy ! Total flux subtracted in 200 components = 0.000451458 Jy ! Clean residual min=-0.005544 max=0.005687 Jy/beam ! Clean residual mean=0.000020 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.14487 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 126 components and 1.14487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126972Jy sigma=0.001075 ! Fit after self-cal, rms=0.126972Jy sigma=0.001075 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (8, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00519645 Jy ! Component: 100 - total flux cleaned = 0.00588928 Jy ! Component: 150 - total flux cleaned = 0.00616566 Jy ! Component: 200 - total flux cleaned = 0.00641049 Jy ! Total flux subtracted in 200 components = 0.00641049 Jy ! Clean residual min=-0.005109 max=0.004678 Jy/beam ! Clean residual mean=0.000013 rms=0.001230 Jy/beam ! Combined flux in latest and established models = 1.15128 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 139 components and 1.15128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126772Jy sigma=0.001073 ! Fit after self-cal, rms=0.126758Jy sigma=0.001073 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126758Jy sigma=0.001073 ! Fit after self-cal, rms=0.126794Jy sigma=0.001073 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5128 mas, bmaj=1.501 mas, bpa=-2.653 degrees ! Estimated noise=1781.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.694746 Jy ! Component: 100 - total flux cleaned = 0.858747 Jy ! Component: 150 - total flux cleaned = 0.93694 Jy ! Component: 200 - total flux cleaned = 0.983471 Jy ! Total flux subtracted in 200 components = 0.983471 Jy ! Clean residual min=-0.011845 max=0.024796 Jy/beam ! Clean residual mean=-0.000076 rms=0.003831 Jy/beam ! Combined flux in latest and established models = 0.983471 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.983471 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5913 mas, bmaj=2.075 mas, bpa=-2.871 degrees ! Estimated noise=1020.63 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0524448 Jy ! Component: 100 - total flux cleaned = 0.0852765 Jy ! Component: 150 - total flux cleaned = 0.107457 Jy ! Component: 200 - total flux cleaned = 0.122869 Jy ! Total flux subtracted in 200 components = 0.122869 Jy ! Clean residual min=-0.006787 max=0.008738 Jy/beam ! Clean residual mean=-0.000033 rms=0.001961 Jy/beam ! Combined flux in latest and established models = 1.10634 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 66 components and 1.10634 Jy ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (-0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109191 Jy ! Component: 100 - total flux cleaned = 0.0190323 Jy ! Component: 150 - total flux cleaned = 0.025316 Jy ! Component: 200 - total flux cleaned = 0.0303063 Jy ! Total flux subtracted in 200 components = 0.0303063 Jy ! Clean residual min=-0.005608 max=0.004854 Jy/beam ! Clean residual mean=0.000000 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 1.13665 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 104 components and 1.13665 Jy ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=2.455 mas, bmaj=3.488 mas, bpa=4.317 degrees ! Estimated noise=1418.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00680868 Jy ! Component: 100 - total flux cleaned = 0.0106838 Jy ! Component: 150 - total flux cleaned = 0.0135308 Jy ! Component: 200 - total flux cleaned = 0.0154313 Jy ! Total flux subtracted in 200 components = 0.0154313 Jy ! Clean residual min=-0.005661 max=0.006812 Jy/beam ! Clean residual mean=0.000033 rms=0.001755 Jy/beam ! Combined flux in latest and established models = 1.15208 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641073 Jy ! Component: 100 - total flux cleaned = 0.00102711 Jy ! Component: 150 - total flux cleaned = 0.00138218 Jy ! Component: 200 - total flux cleaned = 0.00176106 Jy ! Total flux subtracted in 200 components = 0.00176106 Jy ! Clean residual min=-0.005512 max=0.006638 Jy/beam ! Clean residual mean=0.000035 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 1.15384 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 143 components and 1.15384 Jy ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5913 mas, bmaj=2.075 mas, bpa=-2.871 degrees ! Estimated noise=1020.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.22941e-07 Jy ! Component: 100 - total flux cleaned = 7.98821e-05 Jy ! Component: 150 - total flux cleaned = 0.000159834 Jy ! Component: 200 - total flux cleaned = 0.000230615 Jy ! Total flux subtracted in 200 components = 0.000230615 Jy ! Clean residual min=-0.004903 max=0.004944 Jy/beam ! Clean residual mean=0.000013 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 1.15407 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 158 components and 1.15407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126545Jy sigma=0.001071 ! Fit after self-cal, rms=0.126498Jy sigma=0.001070 wmodel J0825+0309_X_2001_03_12_pus_map.mod ! Writing 158 model components to file: J0825+0309_X_2001_03_12_pus_map.mod wobs J0825+0309_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0825+0309_X_2001_03_12_pus_uvs.fits wwins J0825+0309_X_2001_03_12_pus_map.win ! wwins: Wrote 6 windows to J0825+0309_X_2001_03_12_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016767 Jy ! Component: 100 - total flux cleaned = 0.000331931 Jy ! Component: 150 - total flux cleaned = 0.000335589 Jy ! Component: 200 - total flux cleaned = 0.00033467 Jy ! Component: 250 - total flux cleaned = 0.000402932 Jy ! Component: 300 - total flux cleaned = 0.00040329 Jy ! Component: 350 - total flux cleaned = 0.000340943 Jy ! Component: 400 - total flux cleaned = 0.000218784 Jy ! Component: 450 - total flux cleaned = -7.67503e-05 Jy ! Component: 500 - total flux cleaned = -0.000190789 Jy ! Component: 550 - total flux cleaned = -0.000302394 Jy ! Component: 600 - total flux cleaned = -0.000301519 Jy ! Component: 650 - total flux cleaned = -0.000246831 Jy ! Component: 700 - total flux cleaned = -0.000193754 Jy ! Component: 750 - total flux cleaned = -9.0247e-05 Jy ! Component: 800 - total flux cleaned = 1.1258e-05 Jy ! Component: 850 - total flux cleaned = 6.13832e-05 Jy ! Component: 900 - total flux cleaned = 0.000111434 Jy ! Component: 950 - total flux cleaned = 0.00030516 Jy ! Component: 1000 - total flux cleaned = 0.000304756 Jy ! Component: 1050 - total flux cleaned = 0.000258024 Jy ! Component: 1100 - total flux cleaned = 0.000490054 Jy ! Component: 1150 - total flux cleaned = 0.000672889 Jy ! Component: 1200 - total flux cleaned = 0.000673446 Jy ! Component: 1250 - total flux cleaned = 0.000987086 Jy ! Component: 1300 - total flux cleaned = 0.00107575 Jy ! Component: 1350 - total flux cleaned = 0.00125097 Jy ! Component: 1400 - total flux cleaned = 0.00146677 Jy ! Component: 1450 - total flux cleaned = 0.00168025 Jy ! Component: 1500 - total flux cleaned = 0.00180656 Jy ! Component: 1550 - total flux cleaned = 0.0019731 Jy ! Component: 1600 - total flux cleaned = 0.00222019 Jy ! Component: 1650 - total flux cleaned = 0.00226083 Jy ! Component: 1700 - total flux cleaned = 0.00238202 Jy ! Component: 1750 - total flux cleaned = 0.00270078 Jy ! Component: 1800 - total flux cleaned = 0.00266144 Jy ! Component: 1850 - total flux cleaned = 0.0028565 Jy ! Component: 1900 - total flux cleaned = 0.00316464 Jy ! Component: 1950 - total flux cleaned = 0.00327834 Jy ! Component: 2000 - total flux cleaned = 0.0034292 Jy ! Total flux subtracted in 2048 components = 0.00335489 Jy ! Clean residual min=-0.002007 max=0.002165 Jy/beam ! Clean residual mean=0.000011 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 1.15743 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 309 components and 1.15742 Jy ![Exited script file: muppet] wmap "J0825+0309_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5913 x 2.075 at -2.871 degrees (North through East) ! Clean map min=-0.0035633 max=0.88945 Jy/beam ! Writing clean map to FITS file: J0825+0309_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.889452 invert ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000682306 device "J0825+0309_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0825+0309_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.230133 0.230133 0.460265 0.92053 1.84106 3.68212 7.36424 14.7285 29.457 58.9139 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.889 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5913 x 2.075 at -2.871 degrees (North through East) ! Clean map min=-0.0035633 max=0.88945 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0825+0309_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:53:18 2013